( I think there's a typo. The comma should be in between 2 and 8 )
The 9 is in the hundred thousands place.
932805
5- ones
0- tens
8-hundreds
2-thousands
3-ten thousands
9-hundred thousands
No
0.04 is actually smaller than 0.4 because the four is in the hundredths place which is smaller than the four in the tenths place of 0.4
The answer would be 400$. This is because 40 x 10 = 400.